TY  - BOOK
AU  - Sharma,Jagdish S .
TI  - Reference services and sources of information / 
SN  - 81-7000-022-X
U1  - 025.527 
PY  - 2004///
CY  - New Delhi : 
PB  - Ess Ess , 
KW  - Reference services
ER  -